Brightsurf Science News & Current Events

June 11, 1997
Solid Curriculum And Strong Teaching Outweigh Negatives In Math And Science Learning
U.S. forth-graders' performance on the Third International Mathematics and Science Study (TIMSS) proves that students can overcome factors that traditionally are blamed for poor learning, if challenged by a solid curriculum based on national education standards coupled with competent teaching, according to officials of the National Science Foundaton (NSF).

"Superluminal" Jet Sources Close To Home
Astronomers have recently discovered powerful jets of material, turning on and off like a faucet and spewing forth from black holes with velocities nearly the speed of light - nearby in our own galaxy.

Study May Reveal Clues To Friedreich's Ataxia
The cause of the slow decline of Friedreich's ataxia patients has always eluded researchers.

Estrogen Benefits The Eyes, Study Shows
While estrogen's ability to prevent bone loss and heart disease in postmenopausal women is established, here's something new: estrogen may benefit the eyes.

Growth Hormone May Be Tied To Pre-Pubertal Mammary Gland Development
A new study of the relationship between growth hormone and mammary gland development suggests growth hormone may control the number of terminal end buds in the mammary gland.

A Journey Into The Jungles Of Borneo: CD-ROM Engages Children With 'Real Science'
Students are becoming 'scientific consultants' to the Indonesian government, working together to help track down rare plants that may hold a cure for cancer or discover why a vital cash crop is refusing to produce fruit.

New American Heart Association Guidelines Clarify Need For Antibiotics To Prevent Bacterial Endocarditis
To reduce the risk of bacterial endocarditis, a rare but potentially fatal infection, antibiotics should be given to certain heart patients before they undergo some dental and surgical procedures, according to updated recommendations from the American Heart Association

Kidney-Donor Exchange Proposed
To increase living-donor kidney transplants, physicians from the University of Chicago have proposed a

Faircloth, N.C. Delegation Work To Win $3 Million For UNC-CH Telescope In Chile
The N.C. congressional delegation has teamed up to land a $3 million federal appropriation for the University of North Carolina at Chapel Hill's stake in a state-of-the-art telescope in Chile's Andes Mountains.

Hopkins Bioethics Institute Awarded Grant To Support State's "Care Of The Dying" Project
In the wake of a federal report that highlights the needless suffering of terminally ill patients, The Johns Hopkins University Bioethics Institute and the Maryland Attorney General's office have formed a unique partnership, funded by a grant from the Robert Wood Johnson Foundation, to investigate ways to improve end-of-life care and eliminate the medical and legal barriers to effective palliative care for the terminally ill patients in Maryland.

Linking Land Use To Superfund Cleanups Presents Challenges For Managing Site Contamination And Sustaining Public Involvement Over The Long-Term
AS the U.S. Congress debates revisions to Superfund, a new report published by Resources for the Future suggests that, if the Environmental Protection Agency is required to base cleanup decisions on the expected future land use at a Superfund site, it will have to devise effective land use controls to prevent future exposure and more effectively involve the public in cleanup and reuse decisions.

Low Levels Of Body Energy May Cause Problems With Reproductive System
Women who diet but do not exercise may experience some of the same imbalances in a hormone that controls ovarian function as women who exercise regularly but burn more calories than they consume, according to a new study, the first to link this imbalanceto energy availability.

Learning From Experience: New Pattern Recognition & Detection Helps Radiologists Analyze Digital Mammograms
A new technique for pattern recognition and small object detection has successfully detected microcalcifications in digitized mammograms--and holds promise for discerning other medical pathologies, manufacturing defects, and various objects in commercial, defense and Internet imagery. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to